30%
I am trading 8 instruments, NQ, VX, NG, ZT, PL, 6B, HE, GE.
I recently read a post that once you are down 1.5x your annual volatility you may want to consider shutting off the system to take a break or reevaluate if your system has any defects. Seemed like a good idea to me.
Whoops, just...